Miele G 7824, G 7823 operating instructions Soiling Problem How to resolve it

Chemical processes and technology

Soiling

Problem		How to resolve it
The following substances can damage		– Refit the washer-disinfector with oil
elastomers (hoses and seals) and		resistant elastomeres.
plastics in the washer-disinfector:		– Depending on usage wipe the lower
–	Oil, wax, aromatic and unsaturated	door seal on the washer-disinfector
	hydrocarbons,	periodically with a lint-free cloth or
–	emollients,	sponge.
–	cosmetics, hygiene and care	Clean the wash cabinet and
		accessories without a load using the
	products such as creams (analytical
		ORGANICA programme.
	applications).
		– Prepare the load
		using the "OIL" programme (where
		this is available) or use a special
		programme that dispenses
		emulsifiers.
The following substances can lead to a		– Thoroughly rinse items in water
heavy build-up of foam during washing		beforehand.
and rinsing:		– Select a cleaning programme with at
– Some disinfecting agents and		least one short pre-rinse in cold or
	dishwashing detergents,	hot water.
– reagents for analysis e.g. for		– Depending on application use
	microtiter plates,	de-foaming agents that do not
– cosmetics, hygiene and care		contain silicone oils.
	products such as shampoos and
	creams (analytical applications),

–active foaming agents such as tensides.

The following substances cause		– Thoroughly rinse items in water
corrosion to stainless steel in the wash		beforehand.
cabinet on accessories:		– Place items drip dried into mobile
–	Hydrochloric acid,	units, baskets and inserts and then
–	other substances containing	place these in the wash cabinet.
	chlorides such as sodium chloride
	etc.,

–concentrated sulphuric acid,

–chromic acid,

–Particles of iron and swarf.

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